Finding the Fourth Proportional to 21,860,291.11, 32,790,432.56 and 6,507,805.35
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Solution
The fourth proportional to 21,860,291.11, 32,790,432.56 and 6,507,805.35 is: 9,761,706.80
Step by Step Solution
- Step 1: Write the proportion equation
21,860,291.11 : 32,790,432.56 = 6,507,805.35 : x - Step 2: Convert to fraction form
21,860,291.11/32,790,432.56 = 6,507,805.35/x - Step 3: Cross multiply
21,860,291.11x = 32,790,432.56 × 6,507,805.35 - Step 4: Simplify right side
21,860,291.11x = 213,393,752,442,782.19 - Step 5: Solve for x
x = 213,393,752,442,782.19/21,860,291.11 - Step 6: Final answer
x = 9,761,706.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.